Finding the Fourth Proportional to 2,496,677.78, 3,448,942.53 and 1,986,727.70
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Solution
The fourth proportional to 2,496,677.78, 3,448,942.53 and 1,986,727.70 is: 2,744,490.99
Step by Step Solution
- Step 1: Write the proportion equation
2,496,677.78 : 3,448,942.53 = 1,986,727.70 : x - Step 2: Convert to fraction form
2,496,677.78/3,448,942.53 = 1,986,727.70/x - Step 3: Cross multiply
2,496,677.78x = 3,448,942.53 × 1,986,727.70 - Step 4: Simplify right side
2,496,677.78x = 6,852,109,660,059.08 - Step 5: Solve for x
x = 6,852,109,660,059.08/2,496,677.78 - Step 6: Final answer
x = 2,744,490.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.